IMPROVED SYNTHESIS OF ANHYDROGLYCITOL ESTERS OF IMPROVED COLOUR - Patent 1278752

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EP 1 278 752 A1

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(43)	Date of publication:
	29.01.2003 Bulletin 2003/05

(21)	Application number: 01928252.4

(22)	Date of filing: 04.05.2001

(51)	International Patent Classification (IPC)⁷: C07D 493/04 // (C07D493/04, 307:00), C07D307:00

(86)	International application number:
	PCT/NL0100/342

(87)	International publication number:
	WO 0108/3488 (08.11.2001 Gazette 2001/45)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

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Priority:

04.05.2000 NL 1015119

(71)	Applicant: ATO B.V.
	6700 AA Wageningen (NL)

(72)	Inventors:
	VAN ES, Daniel, Stephan NL-6721 RP Bennekom (NL) FRISSEN, Augustinus, Emmanuel NL-6702 DL Wageningen (NL) LUITJES, Hendrikus NL-3881 XH Putten (NL)

(74)	Representative: Jorritsma, Ruurd et al
	Nederlandsch OctrooibureauScheveningseweg 82P.O. Box 29720 2502 LS Den Haag 2502 LS Den Haag (NL)

(54)	IMPROVED SYNTHESIS OF ANHYDROGLYCITOL ESTERS OF IMPROVED COLOUR